[OE-core] [master][zeus][PATCHv2] cairo: Adapt license for cairo-dbg and cairo-src based on contents

[Ross Burton]

On 10/01/2020 22:03, Peter Kjellerstedt wrote:
> Introduce a PACKAGECONFIG "trace" to disable cairo-trace (the only
> part of the code licensed as GPL-3.0, and which is normally packaged
> separately in cairo-perf-utils). By disabling this, we can adapt the
> licenses for cairo-dbg and cairo-src so that they do not include
> "GPLv3+" when trace is disabled and thus they can be used also when,
> e.g., GPL-3.0 is blacklisted in INCOMPATIBLE_LICENSE.

The shortlog makes no mention of trace at all.  Can this be split into 
two commits, one for trace and one for the license mangling.

The license mangling is quite ugly but I'm not sure if there's a better 
solution...

Ross